Home / 179,521.12-269,198.90-53,116.16

Finding the Fourth Proportional to 179,521.12, 269,198.90 and 53,116.16

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Solution

The fourth proportional to 179,521.12, 269,198.90 and 53,116.16 is: 79,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,521.12 : 269,198.90 = 53,116.16 : x
  2. Step 2: Convert to fraction form
    179,521.12/269,198.90 = 53,116.16/x
  3. Step 3: Cross multiply
    179,521.12x = 269,198.90 × 53,116.16
  4. Step 4: Simplify right side
    179,521.12x = 14,298,811,844.22
  5. Step 5: Solve for x
    x = 14,298,811,844.22/179,521.12
  6. Step 6: Final answer
    x = 79,649.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.